All the houses in a housing estate have door communication system. Twenty two houses have door-phones and 12 have door-bells while 14 houses have both systems, find the number of houses in the estate.
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13.11.18, 10:38
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Dear ADEKUNLE, You are welcome. We are glad to be helpful. If you liked our service please press a like-button beside the answer field. Thank you! Our experts solve submitted assignments and questions. You can find our online tutorial videos at the AssignmentExpert channel on YouTube, please see https://www.youtube.com/channel/UCn_YObR-sCBGWwEOdCbLzxg
So far, this site is the best for solving assignments on Mathematics. you have won my heart already. I hope you offer services of teaching online. also on statistics and other subjects that involves calculations. Thanks
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